Results 11 to 20 of about 24,153,524 (223)

Recent Advancements in the Field of Ni-Based Superalloys [PDF]

Advances in Materials Science and Engineering, 2021
In this review article, research papers related to recent developments in Ni-superalloy technologies have been reviewed in order to provide an insight into recent achievements and the potential for further study, research, and development in this field ...
Senthil Kumaran Selvaraj, G. Sundaramali, S. Jithin Dev, R. Srii Swathish, Rahul Karthikeyan, K. E. Vijay Vishaal, Velmurugan Paramasivam   +6 more
doaj   +2 more sources

Oxygen changes crack modes of Ni-based single crystal superalloy

Materials Research Letters, 2021
Oxygen-affected cracking commonly presents on thin Ni-based single crystal superalloy components serving in high temperature and oxidizing environments.
Xueqiao Li, Yinong Liu, Yunsong Zhao, Yanhui Chen, Ang Li, Jianfei Zhang, Yadi Zhai, Zhipeng Li, Dongfeng Ma, Xiaochen Li, Qing Zhang, Xiaomeng Yang, Haibo Long, Shengcheng Mao, Ze Zhang, Xiaodong Han   +15 more
doaj   +2 more sources

A Yield Stress Model for a Solution-Treated Ni-Based Superalloy during Plastic Deformation

High Temperature Materials and Processes, 2018
Up to now, there are few reports on the yield behavior of Ni-based superalloy during plastic deformation. However, an accurate yield stress model is significant for simulating the plastic forming process by cellular automaton or finite element methods ...
Liu Yan-Xing, Lin Y.C
doaj   +2 more sources

Prevention of hot cracking in Ni-based superalloy via passivation layer formation during additive manufacturing

Journal of Materials Research and Technology
We investigated the prevention of hot cracking in a non-weldable Ni-based superalloy by utilizing a passivation layer formed through laser-based directed energy deposition.
KenHee Ryou, Yejun Park, Hye Ji Im, Pyuck-Pa Choi   +3 more
doaj   +2 more sources

Clean recycling of spent nickel-based single-crystal superalloy by molten magnesium

Journal of Materials Research and Technology
Nickel-based single-crystal superalloys are designed for extreme conditions due to their superior corrosion and creep resistance properties. However, these pose challenges in the subsequent recycling after reaching their end-of-life. Molten magnesium (Mg)
Hao Li, Junjie Wang, Feng Liu, Xueyi Guo, Zean Wang, Dawei Yu, Qinghua Tian   +6 more
doaj   +2 more sources

Selective Extraction of Ni from Superalloy Scraps by Molten Mg-Zn

Metals, 2021
Bearing significant concentrations of high value and critical metals, superalloy scraps require comprehensive recycling for metal reclamation. In this study, nickel-based superalloy was treated with molten Mg-Zn for the selective extraction of nickel ...
Qinghua Tian, Xiangdong Gan, Fuhui Cui, Dawei Yu, Xueyi Guo   +4 more
doaj   +2 more sources

Orientation controlling of Ni-based single-crystal superalloy by a novel method: grain selection assisted by un-melted reused seed

Journal of Materials Research and Technology, 2019
A new grain selection method assisted by un-melted short seed was proposed to control the primary and secondary orientations of Ni-based single-crystal superalloy.
Wenchao Yang, Songsong Hu, Miao Huo, Dejian Sun, Jun Zhang, Lin Liu   +5 more
doaj   +2 more sources

The dynamic recrystallization of the Ni-based superalloy under the supergravity stress and high temperature

Materials Research Letters
The occurrence of recrystallization will greatly decrease the service life of superalloy blades. The dynamic recrystallization of a Ni-based single crystal superalloy under supergravity stress and high temperature was studied. When tested at 950 °C, only
Wenshuai Wang, Haibo Long, Xueqiao Li, Guo Yang, Hua Wei, Shengcheng Mao, Lihua Wang, Ze Zhang, Xiaodong Han   +8 more
doaj   +2 more sources

Crack inhibition and crystallographic texture control in an additively manufactured IN738LC Ni-based superalloy

Journal of Materials Research and Technology
The additive manufacturing of directionally solidified Ni-based superalloys remains a significant challenge due to the formation of stray equiaxed grains and their high susceptibility to cracking, particularly for high-volume γ´-type Ni-based superalloys.
Fangxian Zhang, Liping Zhou, Xinliang Xie, Zhenbo Zhang, Qi Chao, Guohua Fan   +5 more
doaj   +2 more sources

Experimental Study at the Phase Interface of a Single-Crystal Ni-Based Superalloy Using TEM. [PDF]

Materials (Basel), 2022
The single-crystal Ni-based superalloys, which have excellent mechanical properties at high temperatures, are commonly used for turbine blades in a variety of aero engines and industrial gas turbines.
Zhang H, Wen H, Peng R, He R, Li M, Feng W, Zhao Y, Liu Z.   +7 more
europepmc   +2 more sources